What is the value of Avogadro’s number?

Q: a breakfast of ceriel, orange juice, and milk contain 230 nutritional calories. Exress this energy…

A: GivenEnergy  = 230 Calories

Q: what is the healthiest thing to drink

A: It has been known recently that one of the healthiest thing to drink is green tea.

Q: Consider a man who has 20 kg of body fat when he goes on a hunger strike. Determine how long he can…

A:

Q: are fats in reality the major dietary source of energy for animals

A: Given are fats in reality the major dietary source of energy for animals?

Q: The graph below shows how the temperature of a sample of water changes as energy is added to the…

A: Gas form at its boiling point

Q: How much heat is needed to melt 4 g of ice? Give your answer in joules.

A:

Q: A cement mixture calls for 54 pounds of cement for 3 gallons of water. What is the ratio of cement…

A: Given:- A cement mixture calls for 54 pounds of cement for 3 gallons of water Find:- What is the…

Q: What affect the equilibrium of the concentration

A: The amount of solute that has been dissolved in a given amount of solvent is called Concentration of…

Q: 4. Powdered fruit-flavored drink mixes use 1 cup of sugar to ½ gallon of water. Sugar contains 15…

A:

Q: The two points shown on the semi-log graph are Absorbance values of 0.40 and 0.80. The next value is…

A: It is semilog graph so letter C will appropriate placement of 1.6

Q: is a group of PV comprises the complete PV generating unit. PV that

A: PV - Photovoltaic

Q: The Monod growth function with S = 2 and c = 5 is 2N R(N) 5 + N Evaluate it for N = 5, 10, 50, 100,…

A: The Monod equation is a mathematical model for the growth of microorganisms. It is named for Jacques…

Q: How many grams of sorbitol solution having a specific gravity of 1.285 and ho many grams…

A: How many grams of sorbitol solution having a specific gravity of 1.285 and how many grams…

Q: Number of molecules in 8.467x10-2 mol C6H6. nificant

A: no of molecules =no of moles of substance(Na)where Na is 6.023x1023 thus,no of…

Q: en you add 5ml of ethanol with 5ml of water and then shake to mix the two the amount measured is…

A: in Lab when we mix ethanol with water then they tightly pack with each other. they strongly react.

Q: How long would you have to work at an activity of 10? Kcal/min to lose 3.5kg of carbohydrates

A:

Q: How many oxygen atoms are in 32 moles of CO2?

A: Each mole of CO2 contains 2 moles of oxygen. 1 mole of any substance contains 6.023×1023 units of…

Q: How do photovoltaic cells generate electricity?

A: A major electronic component that is utilized for generating the electricity by using the light…

Q: The following data are given for a biogas digester suitable for the output of six cows. The volume…

A: SOlution: given that Vd = 6 m3 Vg =4.1 m3

Q: 10.4 megajoules is equivalent to __________BTUs

A: Given :  energy in Joule = 10.4 mega joules

Q: The amount of biogas produced is dependent on the design of the volume of the mixing tank. Select…

A: Explanation: Biogas is depends on the volume of the mixing tank  statement is True

Q: Why are throttling devices commonly used in refrigeration and air-conditioning applications?

A:

Q: When fractional distillation can be used?

A: Fractional distillation is used in oil refineries to separate crude oil into useful substances…

Q: Define the term Avogadro’s number?

A: Given: Need to define the term Avogadro's Number.

Q: How diesel generators work?! And there benefits?!

A: working :-  First of all air is blown into the generator until it is compressed  .  And…

Q: different types of pulpal stimuli such as thermal, bacterial, and electrical and how sensitivity…

A: When evaluating a restorative material, three main components should be considered: durability,…

Q: HOW TO GET MANUAL SOLUTION OF PV DIAGRAM IN THIS PICTURE?

A: The first law of thermodynamics states that: Now, we consider an adiabatic process as given in the…

Q: What substances trap heat from the Earth in the atmosphere?

A: The substances which trap heat emitted by Earth to atmosphere are called green house gases. It works…

Q: The unit cell of platinum has a length of 392.0 pm along each side. Use this length (and the fact…

A:

Q: What is Insulation ?

A: Insulation is used to fill the spaces such as little gaps behind walls and above ceiling of the home…

Q: In five or more sentences, what are the disadvantages of using plastic?

A: Disadvantages of plastic are given as under,

Q: What are the limitations of first law of thermodyamics?

A: Limitations of the first law of thermodynamics:

Q: The following data are given for a biogas digester suitable for the output of six cows. The volume…

A:

Q: The following data are given for a biogas digester suitable for the output of six COWS. The volume…

A: Given data: The volume of digester is Vd=7.5 m3. The volume of gas holder is Vg=2.2 m3. Retention…

Q: Why are the temperature and pressure dependent properties in the saturated mixture region?

A:

Q: Most car oil is 5 W – 30. What does that mean?

A: Numbers preceding W describe the viscosity of the oil at low temperatures. The lower this number,…

Q: Hint: The unit Calories is a CAPITAL C. 1 calorie = 4.184 joules 1 Calorie =

A:

Q: What does energy degradation mean?

A: To carry out every activity, energy is required. So there may occur a loss of energy due to…

Q: What is Avogadro's Number? Write its significance.

A: Avogadro number is defined as the number of elementary entities such as atoms or molecules that are…

Q: A sample of vinaigrette salad dressing has a total mass of 188 g, a total volume of 196 cm³, and…

A:

Q: You take a bite of your cheeseburger and Begin to chew. Your teeth tear, chop and grind the food…

A: Answer:) your teeth are responsible for mechanical digestion in the mouth